The perfect expansion to the Cats!: The Conspurracy rulebook, the GM Screen contains all the tables needed by the GM during the game: Ability and skill-based resolutions, combat rules, weapons, injuries, difficulty levels, levels of success, talent lists and much more! This pack also includes a 32-page booklet containing Da Vinci Cat, an adventure in which the agents of the Paris Council head to Venice for a frantic race against the Rosicrucians! Will they be able to bring back the stolen Mona Lisa painting?